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Showing 1–24 of 377 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Contraceptive Devices Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Oral Contraceptive Pills Compared to Vaginal Rings

NCT00357526
View directory record Official record
Conditions
Pregnancy
Interventions
OCPs, vaginal ring
Drug · Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
15 Years to 21 Years · Female only
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2004
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 22, 2007 · Synced Jul 22, 2026, 3:04 AM EDT
Active, not recruiting Phase 3 Interventional

Study Of Oral Elagolix Tablets In Combination With Combined Oral Contraceptive Capsules/Tablets To Assess Dysmenorrhea Response In Adult Female Participants With Endometriosis And Associated Moderate To Severe Pain

NCT04333576
View directory record Official record
Conditions
Endometriosis
Interventions
Elagolix, Placebo, Combined Oral Contraceptive
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 49 Years · Female only
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
176
States / cities
Anniston, Alabama • Birmingham, Alabama • Dothan, Alabama + 134 more
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Jul 22, 2026, 3:04 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Study of Efficacy, Cycle Control, and Safety of a NES-E2 Contraceptive Vaginal Ring

NCT03432416
View directory record Official record
Conditions
Healthy Women, Female Contraception
Interventions
NES-E2 CVR
Drug
Lead sponsor
Premier Research
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
385 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
11
States / cities
Los Angeles, California • Sacramento, California • Aurora, Colorado + 7 more
Source: ClinicalTrials.gov public record
Updated Oct 30, 2025 · Synced Jul 22, 2026, 3:04 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Influence of Peer Mentoring on Adolescent Contraceptive Decision Making

NCT02157285
View directory record Official record
Conditions
Peer Counseling, LARC Desire
Interventions
Peer Mentor Counseling
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
13 Years to 21 Years · Female only
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 5, 2014 · Synced Jul 22, 2026, 3:04 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Drug-Drug Interaction Study of MK 8527 With a Combined Oral Contraceptive (LNG/EE)

NCT06783192
View directory record Official record
Conditions
Human Immunodeficiency Virus (HIV), HIV Pre-Exposure Prophylaxis
Interventions
MK-8527, LNG/EE
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 70 Years · Female only
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
South Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jan 19, 2025 · Synced Jul 22, 2026, 3:04 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effects of a Vaginal Contraceptive Ring on Vaginal Microbiota and Local Immunity

NCT02432404
View directory record Official record
Conditions
Bacterial Vaginosis
Interventions
NuvaRing
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Feb 4, 2025 · Synced Jul 22, 2026, 3:04 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Oral Contraceptive (OC) Estrogen Dose and Breast Proliferation

NCT01318005
View directory record Official record
Conditions
Oral Contraceptive
Interventions
Oral Contraceptive: Ortho-Novum® 1/35, Oral Contraceptive: Ovcon® 35, Oral Contraceptive: Microgestin Fe® 1/20
Drug
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Feb 16, 2026 · Synced Jul 22, 2026, 3:04 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effects of Obesity on Pharmacokinetics of the Levonorgestrel Emergency Contraceptive Pill

NCT02104609
View directory record Official record
Conditions
Obesity
Interventions
Levonorgestrel 1.5mg by mouth once
Drug
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 17, 2019 · Synced Jul 22, 2026, 3:04 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Continuous Versus Cyclical OCP Use in PCOS

NCT03819140
View directory record Official record
Conditions
Polycystic Ovary Syndrome
Interventions
Yasmin
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
15 Years to 40 Years · Female only
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Nov 13, 2025 · Synced Jul 22, 2026, 3:04 AM EDT
Completed Phase 3 Interventional Results available

A Study of the Efficacy and Safety of CORLUX in the Treatment of Endogenous Cushing's Syndrome

NCT00569582
View directory record Official record
Conditions
Cushing's Syndrome
Interventions
mifepristone
Drug
Lead sponsor
Corcept Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
17
States / cities
Birmingham, Alabama • Escondido, California • Stanford, California + 13 more
Source: ClinicalTrials.gov public record
Updated Aug 21, 2013 · Synced Jul 22, 2026, 3:04 AM EDT
Not yet recruiting Not applicable Interventional

Energy Deficiency on Hormones in Contraceptive Users

NCT07651800
View directory record Official record
Conditions
Energy Deficiency Due to Short-term Fasting, Hormonal Contraception
Interventions
Energy Deficiency of approximately ~250 kcal/day
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Jul 22, 2026, 3:04 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Study to Assess the Effect of BMS-790052 on the Pharmacokinetics of Ortho Tri-Cyclen® in Healthy Female Subjects

NCT00983957
View directory record Official record
Conditions
Chronic Hepatitis C
Interventions
BMS-790052, Ortho Tri-Cyclen®
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
2
States / cities
Tempe, Arizona • Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 15, 2015 · Synced Jul 22, 2026, 3:04 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Study of Bleeding With Extended Administration of an Oral Contraceptive

NCT00338052
View directory record Official record
Conditions
Contraception
Interventions
Norethindrone 1 mg / ethinyl estradiol 20 mcg
Drug
Lead sponsor
Warner Chilcott
Industry
Eligibility
25 Years to 40 Years · Female only
Enrollment
207 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
23
States / cities
Phoenix, Arizona • Tempe, Arizona • Carmichael, California + 18 more
Source: ClinicalTrials.gov public record
Updated May 7, 2008 · Synced Jul 22, 2026, 3:04 AM EDT
Completed No phase listed Observational

HER Salt Lake Initiative

NCT02734199
View directory record Official record
Conditions
Birth Control, Contraception
Interventions
Not listed
Lead sponsor
University of Utah
Other
Eligibility
16 Years to 45 Years · Female only
Enrollment
4,430 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 27, 2021 · Synced Jul 22, 2026, 3:04 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug Interaction - Oral Contraceptive

NCT00399685
View directory record Official record
Conditions
HIV Infections
Interventions
Ortho Tri-Cyclen LO, Ortho Cyclen, Ortho Cyclen + Efavirenz
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
2
States / cities
San Diego, California • Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Apr 13, 2011 · Synced Jul 22, 2026, 3:04 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study of Evacetrapib in Healthy Female Participants

NCT01746732
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Ortho-Cyclen, Evacetrapib
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 8, 2018 · Synced Jul 22, 2026, 3:04 AM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

LF111 or Drospirenone Chew vs Non-hormonal Contraceptive Methods on Bone Mineral Density in Adolescent and Adult Women

NCT05303636
View directory record Official record
Conditions
Change in Bone Mineral Density, Bone Loss
Interventions
drospirenone 4 mg oral tablet or drospirenone 3.5 mg chewable tablet
Drug
Lead sponsor
Insud Pharma
Industry
Eligibility
14 Years to 45 Years · Female only
Enrollment
1,536 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
27
States / cities
Phoenix, Arizona • Aurora, Colorado • Boynton Beach, Florida + 17 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Jul 22, 2026, 3:04 AM EDT
Active, not recruiting No phase listed Observational

Family Planning Elevated: Initiative Evaluation

NCT03877757
View directory record Official record
Conditions
Contraception
Interventions
Not listed
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 50 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Dec 10, 2024 · Synced Jul 22, 2026, 3:04 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacodynamics and Pharmacokinetics Study of Existing DMPA Contraceptive Methods

NCT02456584
View directory record Official record
Conditions
Contraception
Interventions
DMPA 150, DMPA 300, DMPA 104
Drug
Lead sponsor
FHI 360
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 17, 2018 · Synced Jul 22, 2026, 3:04 AM EDT
Completed Not applicable Interventional

Evaluating Household Visits and Small Groups to Increase Contraception Use Among Married Adolescent Girls in Rural Niger

NCT03226730
View directory record Official record
Conditions
Contraception
Interventions
Household Visits, Small Groups
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
13 Years and older
Enrollment
2,898 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 23, 2023 · Synced Jul 22, 2026, 3:04 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Postplacental Intrauterine Device Insertion: A Mixed Methods Assessment of Women's Experience

NCT02312726
View directory record Official record
Conditions
Contraception
Interventions
Postplacental IUD insertion
Procedure
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years and older · Female only
Enrollment
135 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Apr 3, 2016 · Synced Jul 22, 2026, 3:04 AM EDT
Terminated Phase 3 Interventional Results available

Contraceptive Efficacy and Safety of NOMAC-E2 Combined Oral Contraceptive

NCT05264506
View directory record Official record
Conditions
Contraception
Interventions
NOMAC-E2 COC
Drug
Lead sponsor
Organon and Co
Industry
Eligibility
14 Years to 35 Years · Female only
Enrollment
3,055 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
103
States / cities
Birmingham, Alabama • Dothan, Alabama • Mobile, Alabama + 79 more
Source: ClinicalTrials.gov public record
Updated Nov 20, 2025 · Synced Jul 22, 2026, 3:04 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Evaluating the Impact of CHOICE-AYA on Contraceptive Use, Continuation and Satisfaction

NCT05022134
View directory record Official record
Conditions
Contraception Behavior, Sexual Behavior, Reproductive Behavior
Interventions
CHOICE-AYA
Behavioral
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
14 Years to 21 Years · Female only
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Feb 16, 2026 · Synced Jul 22, 2026, 3:04 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

A Study to Evaluate Suppression of the Pituitary-Ovarian Axis With Three Different Oral Contraceptive Regimens

NCT00117273
View directory record Official record
Conditions
Healthy
Interventions
Seasonale [levonorgestrel (LNG)/ethinyl estradiol (EE)], Seasonique (LNG/EE and EE), Portia (LNG/EE)
Drug
Lead sponsor
Duramed Research
Industry
Eligibility
18 Years to 35 Years · Female only
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Temple, Texas
Source: ClinicalTrials.gov public record
Updated May 8, 2014 · Synced Jul 22, 2026, 3:04 AM EDT